155380080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{647417}}^1$

素因数の和:647433

約数の個数: 40

約数和(自身を含む): 481678992

約数和(自身を除く): 326298912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 647417, 1294834, 1942251, 2589668, 3237085, 3884502, 5179336, 6474170, 7769004, 9711255, 10358672, 12948340, 15538008, 19422510, 25896680, 31076016, 38845020, 51793360, 77690040, 155380080]

約数ペア:

[(1, 155380080), (2, 77690040), (3, 51793360), (4, 38845020), (5, 31076016), (6, 25896680), (8, 19422510), (10, 15538008), (12, 12948340), (15, 10358672), (16, 9711255), (20, 7769004), (24, 6474170), (30, 5179336), (40, 3884502), (48, 3237085), (60, 2589668), (80, 1942251), (120, 1294834), (240, 647417)]